build(deps): bump pillow from 10.2.0 to 10.3.0 in /src/install (#1210)

Bumps [pillow](https://github.com/python-pillow/Pillow) from 10.2.0 to 10.3.0.
- [Release notes](https://github.com/python-pillow/Pillow/releases)
- [Changelog](https://github.com/python-pillow/Pillow/blob/main/CHANGES.rst)
- [Commits](python-pillow/Pillow@10.2.0...10.3.0)

---
updated-dependencies:
- dependency-name: pillow
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

src/install/requirements_backend.txt

@@ -2,7 +2,7 @@ cryptography==42.0.4
 docker~=6.1.3
 MarkupSafe==2.1.1
 networkx==2.6.3
-Pillow==10.2.0
+Pillow==10.3.0
 pyopenssl==23.2.0
 pyyaml==6.0.1